/Engine/Source/Runtime/MovieScene/Public/Evaluation/PreAnimatedState/MovieScenePreAnimatedStateExtension.h
Search for any captured state that originated from the specified root instance handle WARNING: This is a linear search across all state, and so is potentially very slow
bool ContainsAnyStateForInstanceHandle ( [FRootInstanceHandle](API\Runtime\MovieScene\EntitySystem\FRootInstanceHandle) RootInstanceHandle ) const